Williams River
Williams River in flood at Williams August 2009
Location
Country	Australia
Physical characteristics
Source
• elevation	323 metres (1,060 ft)[1]
Mouth
• location	confluence with Hotham River
• elevation	183 metres (600 ft)
Length	88 kilometres (55 mi)

The Williams River is one of the two major tributaries of the Murray River in Western Australia, the other being the Hotham River.

It starts between Williams and Narrogin and flows in a general westerly direction before it joins the Hotham River to become the Murray River near Mount Saddleback.

The river has 12 tributaries including Coolakin Gully, Warrening Gully, Junction Brook, Coalling Brook, Jim Went Creek and Fitts Creek.

32°58′34″S 116°23′51″E / 32.97611°S 116.39750°E / -32.97611; 116.39750